Practical Pleated Air Filter (2-Pack) - 18 1/2" x 28" x 5"Yes, we even have the odd sizes! The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters. In general, the more efficient a filter is at removing particles, the greater it's resistance to airflow, and the greater the pressure drop it creates. One way to overcome this problem is to increase the surface area of the filter media. The "Practical Pleat" contains over 500% greater surface

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter

Can be ordered in packages of 2 each only

compact electronic power supply

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

This is designed to fit into 1" Return Air Grilles

No holes needed for installation in coil area

we even have the odd sizes

Kills bacteria

and the greater the pressure drop it creates

Instead of face loading (particles captured on the outer surface of the filter)